Revert "ART: Compiler support for invoke-polymorphic."

This reverts commit 02e3092f8d98f339588e48691db77f227b48ac1e.

Reasons for revert:

- Breaks MIPS/MIPS64 build.
- Fails under GCStress test on x64.
- Different x64 build configuration doesn't like relocation.

Change-Id: I512555b38165d05f8a07e8aed528f00302061001
diff --git a/compiler/optimizing/inliner.cc b/compiler/optimizing/inliner.cc
index d7da46b..c970e5c 100644
--- a/compiler/optimizing/inliner.cc
+++ b/compiler/optimizing/inliner.cc
@@ -308,10 +308,8 @@
 }
 
 bool HInliner::TryInline(HInvoke* invoke_instruction) {
-  if (invoke_instruction->IsInvokeUnresolved() ||
-      invoke_instruction->IsInvokePolymorphic()) {
-    return false;  // Don't bother to move further if we know the method is unresolved or an
-                   // invoke-polymorphic.
+  if (invoke_instruction->IsInvokeUnresolved()) {
+    return false;  // Don't bother to move further if we know the method is unresolved.
   }
 
   ScopedObjectAccess soa(Thread::Current());